* {
  margin: 0;
  padding: 0;
}
#app {
  display: flex;
  justify-content: space-evenly;
  width: 500px;
  height: 200px;
  margin: 100px auto;
  padding: 30px;
  border: 1px solid #009688;
}
#app > * {
  flex: 1;
}
#app .left,
#app .right {
  padding: 10px;
}
#app .left .pic {
  transform: rotateY(180deg);
}
#app .center {
  align-self: center;
  font-size: 50px;
  text-align: center;
}
#app .right .user {
  display: flex;
}
#app .right .user select {
  width: 60px;
  margin: 0 15px;
}
#app .right .user button {
  width: 40px;
  padding: 1px;
}
#app .pic {
  margin-top: 20px;
}
